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from datetime import datetime
import json
import math
from typing import Callable, Iterator, Union
import argparse
from io import StringIO
import os
import pathlib
import tempfile
import zipfile
import numpy as np
import torch
from src.config import VAD_INITIAL_PROMPT_MODE_VALUES, ApplicationConfig, VadInitialPromptMode
from src.diarization.diarization import Diarization
from src.diarization.diarizationContainer import DiarizationContainer
from src.diarization.transcriptLoader import load_transcript
from src.hooks.progressListener import ProgressListener
from src.hooks.subTaskProgressListener import SubTaskProgressListener
from src.languages import get_language_names
from src.modelCache import ModelCache
from src.prompts.jsonPromptStrategy import JsonPromptStrategy
from src.prompts.prependPromptStrategy import PrependPromptStrategy
from src.source import AudioSource, get_audio_source_collection
from src.vadParallel import ParallelContext, ParallelTranscription
from src.supress import clean_string, garbage_list
# External programs
import ffmpeg
# UI
import gradio as gr
from src.download import ExceededMaximumDuration, download_url
from src.utils import optional_int, slugify, str2bool, write_srt, write_vtt
from src.vad import AbstractTranscription, NonSpeechStrategy, PeriodicTranscriptionConfig, TranscriptionConfig, VadPeriodicTranscription, VadSileroTranscription
from src.whisper.abstractWhisperContainer import AbstractWhisperContainer
from src.whisper.whisperFactory import create_whisper_container
# Configure more application defaults in config.json5
# Gradio seems to truncate files without keeping the extension, so we need to truncate the file prefix ourself
MAX_FILE_PREFIX_LENGTH = 17
# Limit auto_parallel to a certain number of CPUs (specify vad_cpu_cores to get a higher number)
MAX_AUTO_CPU_CORES = 8
WHISPER_MODELS = ["tiny", "base", "small", "medium", "large", "large-v1", "large-v2"]
class VadOptions:
def __init__(self, vad: str = None, vadMergeWindow: float = 5, vadMaxMergeSize: float = 150, vadPadding: float = 1, vadPromptWindow: float = 1,
vadInitialPromptMode: Union[VadInitialPromptMode, str] = VadInitialPromptMode.PREPREND_FIRST_SEGMENT):
self.vad = vad
self.vadMergeWindow = vadMergeWindow
self.vadMaxMergeSize = vadMaxMergeSize
self.vadPadding = vadPadding
self.vadPromptWindow = vadPromptWindow
self.vadInitialPromptMode = vadInitialPromptMode if isinstance(vadInitialPromptMode, VadInitialPromptMode) \
else VadInitialPromptMode.from_string(vadInitialPromptMode)
class WhisperTranscriber:
def __init__(self, input_audio_max_duration: float = None, vad_process_timeout: float = None,
vad_cpu_cores: int = 1, delete_uploaded_files: bool = False, output_dir: str = None,
app_config: ApplicationConfig = None):
self.model_cache = ModelCache()
self.parallel_device_list = None
self.gpu_parallel_context = None
self.cpu_parallel_context = None
self.vad_process_timeout = vad_process_timeout
self.vad_cpu_cores = vad_cpu_cores
self.vad_model = None
self.inputAudioMaxDuration = input_audio_max_duration
self.deleteUploadedFiles = delete_uploaded_files
self.output_dir = output_dir
# Support for diarization
self.diarization: DiarizationContainer = None
# Dictionary with parameters to pass to diarization.run - if None, diarization is not enabled
self.diarization_kwargs = None
self.app_config = app_config
def set_parallel_devices(self, vad_parallel_devices: str):
self.parallel_device_list = [ device.strip() for device in vad_parallel_devices.split(",") ] if vad_parallel_devices else None
def set_auto_parallel(self, auto_parallel: bool):
if auto_parallel:
if torch.cuda.is_available():
self.parallel_device_list = [ str(gpu_id) for gpu_id in range(torch.cuda.device_count())]
self.vad_cpu_cores = min(os.cpu_count(), MAX_AUTO_CPU_CORES)
print("[Auto parallel] Using GPU devices " + str(self.parallel_device_list) + " and " + str(self.vad_cpu_cores) + " CPU cores for VAD/transcription.")
def set_diarization(self, auth_token: str, enable_daemon_process: bool = True, **kwargs):
if self.diarization is None:
self.diarization = DiarizationContainer(auth_token=auth_token, enable_daemon_process=enable_daemon_process,
auto_cleanup_timeout_seconds=self.app_config.diarization_process_timeout,
cache=self.model_cache)
# Set parameters
self.diarization_kwargs = kwargs
def unset_diarization(self):
if self.diarization is not None:
self.diarization.cleanup()
self.diarization_kwargs = None
# Entry function for the simple tab
def transcribe_webui_simple(self, modelName, languageName, urlData, multipleFiles, task,
vad, vadMergeWindow, vadMaxMergeSize,
word_timestamps: bool = False, highlight_words: bool = False,
diarization: bool = False, diarization_speakers: int = 2):
return self.transcribe_webui_simple_progress(modelName, languageName, urlData, multipleFiles, task,
vad, vadMergeWindow, vadMaxMergeSize,
word_timestamps, highlight_words,
diarization, diarization_speakers)
# Entry function for the simple tab progress
def transcribe_webui_simple_progress(self, modelName, languageName, urlData, multipleFiles, task,
vad, vadMergeWindow, vadMaxMergeSize,
word_timestamps: bool = False, highlight_words: bool = False,
diarization: bool = False, diarization_speakers: int = 2,
progress=gr.Progress()):
vadOptions = VadOptions(vad, vadMergeWindow, vadMaxMergeSize, self.app_config.vad_padding, self.app_config.vad_prompt_window, self.app_config.vad_initial_prompt_mode)
if diarization:
self.set_diarization(auth_token=self.app_config.auth_token, num_speakers=diarization_speakers)
else:
self.unset_diarization()
return self.transcribe_webui(modelName, languageName, urlData, multipleFiles, task, vadOptions,
word_timestamps=word_timestamps, highlight_words=highlight_words, progress=progress)
# Entry function for the full tab
def transcribe_webui_full(self, modelName, languageName, urlData, multipleFiles, task,
vad, vadMergeWindow, vadMaxMergeSize, vadPadding, vadPromptWindow, vadInitialPromptMode,
# Word timestamps
word_timestamps: bool, highlight_words: bool, prepend_punctuations: str, append_punctuations: str,
initial_prompt: str, temperature: float, best_of: int, beam_size: int, patience: float, length_penalty: float, suppress_tokens: str,
condition_on_previous_text: bool, fp16: bool, temperature_increment_on_fallback: float,
compression_ratio_threshold: float, logprob_threshold: float, no_speech_threshold: float,
diarization: bool = False, diarization_speakers: int = 2,
diarization_min_speakers = 1, diarization_max_speakers = 5):
return self.transcribe_webui_full_progress(modelName, languageName, urlData, multipleFiles, task,
vad, vadMergeWindow, vadMaxMergeSize, vadPadding, vadPromptWindow, vadInitialPromptMode,
word_timestamps, highlight_words, prepend_punctuations, append_punctuations,
initial_prompt, temperature, best_of, beam_size, patience, length_penalty, suppress_tokens,
condition_on_previous_text, fp16, temperature_increment_on_fallback,
compression_ratio_threshold, logprob_threshold, no_speech_threshold,
diarization, diarization_speakers,
diarization_min_speakers, diarization_max_speakers)
# Entry function for the full tab with progress
def transcribe_webui_full_progress(self, modelName, languageName, urlData, multipleFiles, task,
vad, vadMergeWindow, vadMaxMergeSize, vadPadding, vadPromptWindow, vadInitialPromptMode,
# Word timestamps
word_timestamps: bool, highlight_words: bool, prepend_punctuations: str, append_punctuations: str,
initial_prompt: str, temperature: float, best_of: int, beam_size: int, patience: float, length_penalty: float, suppress_tokens: str,
condition_on_previous_text: bool, fp16: bool, temperature_increment_on_fallback: float,
compression_ratio_threshold: float, logprob_threshold: float, no_speech_threshold: float,
diarization: bool = False, diarization_speakers: int = 2,
diarization_min_speakers = 1, diarization_max_speakers = 5,
progress=gr.Progress()):
# Handle temperature_increment_on_fallback
if temperature_increment_on_fallback is not None:
temperature = tuple(np.arange(temperature, 1.0 + 1e-6, temperature_increment_on_fallback))
else:
temperature = [temperature]
vadOptions = VadOptions(vad, vadMergeWindow, vadMaxMergeSize, vadPadding, vadPromptWindow, vadInitialPromptMode)
# Set diarization
if diarization:
self.set_diarization(auth_token=self.app_config.auth_token, num_speakers=diarization_speakers,
min_speakers=diarization_min_speakers, max_speakers=diarization_max_speakers)
else:
self.unset_diarization()
return self.transcribe_webui(modelName, languageName, urlData, multipleFiles, task, vadOptions,
initial_prompt=initial_prompt, temperature=temperature, best_of=best_of, beam_size=beam_size, patience=patience, length_penalty=length_penalty, suppress_tokens=suppress_tokens,
condition_on_previous_text=condition_on_previous_text, fp16=fp16,
compression_ratio_threshold=compression_ratio_threshold, logprob_threshold=logprob_threshold, no_speech_threshold=no_speech_threshold,
word_timestamps=word_timestamps, prepend_punctuations=prepend_punctuations, append_punctuations=append_punctuations, highlight_words=highlight_words,
progress=progress)
# Perform diarization given a specific input audio file and whisper file
def perform_extra(self, languageName, urlData, singleFile, whisper_file: str,
highlight_words: bool = False,
diarization: bool = False, diarization_speakers: int = 2, diarization_min_speakers = 1, diarization_max_speakers = 5, progress=gr.Progress()):
if whisper_file is None:
raise ValueError("whisper_file is required")
# Set diarization
if diarization:
self.set_diarization(auth_token=self.app_config.auth_token, num_speakers=diarization_speakers,
min_speakers=diarization_min_speakers, max_speakers=diarization_max_speakers)
else:
self.unset_diarization()
def custom_transcribe_file(source: AudioSource):
result = load_transcript(whisper_file.name)
# Set language if not set
if not "language" in result:
result["language"] = languageNam
# Mark speakers
result = self._handle_diarization(source.source_path, result)
return result
multipleFiles = [singleFile] if singleFile else None
# Will return download, text, vtt
return self.transcribe_webui("base", "", urlData, multipleFiles, None, None, None,
progress=progress,highlight_words=highlight_words,
override_transcribe_file=custom_transcribe_file, override_max_sources=1)
def transcribe_webui(self, modelName, languageName, urlData, multipleFiles, task,
vadOptions: VadOptions, progress: gr.Progress = None, highlight_words: bool = False,
override_transcribe_file: Callable[[AudioSource], dict] = None, override_max_sources = None,
**decodeOptions: dict):
try:
sources = self.__get_source(urlData, multipleFiles)
if override_max_sources is not None and len(sources) > override_max_sources:
raise ValueError("Maximum number of sources is " + str(override_max_sources) + ", but " + str(len(sources)) + " were provided")
try:
selectedLanguage = languageName.lower() if len(languageName) > 0 else None
selectedModel = modelName if modelName is not None else "base"
if override_transcribe_file is None:
model = create_whisper_container(whisper_implementation=self.app_config.whisper_implementation,
model_name=selectedModel, compute_type=self.app_config.compute_type,
cache=self.model_cache, models=self.app_config.models)
else:
model = None
# Result
download = []
zip_file_lookup = {}
text = ""
vtt = ""
# Write result
downloadDirectory = tempfile.mkdtemp()
source_index = 0
outputDirectory = self.output_dir if self.output_dir is not None else downloadDirectory
# Progress
total_duration = sum([source.get_audio_duration() for source in sources])
current_progress = 0
# A listener that will report progress to Gradio
root_progress_listener = self._create_progress_listener(progress)
# Execute whisper
for source in sources:
source_prefix = ""
source_audio_duration = source.get_audio_duration()
if (len(sources) > 1):
# Prefix (minimum 2 digits)
source_index += 1
source_prefix = str(source_index).zfill(2) + "_"
print("Transcribing ", source.source_path)
scaled_progress_listener = SubTaskProgressListener(root_progress_listener,
base_task_total=total_duration,
sub_task_start=current_progress,
sub_task_total=source_audio_duration)
# Transcribe using the override function if specified
if override_transcribe_file is None:
result = self.transcribe_file(model, source.source_path, selectedLanguage, task, vadOptions, scaled_progress_listener, **decodeOptions)
else:
result = override_transcribe_file(source)
filePrefix = slugify(source_prefix + source.get_short_name(), allow_unicode=True)
# Update progress
current_progress += source_audio_duration
source_download, source_text, source_vtt = self.write_result(result, filePrefix, outputDirectory, highlight_words)
if len(sources) > 1:
# Add new line separators
if (len(source_text) > 0):
source_text += os.linesep + os.linesep
if (len(source_vtt) > 0):
source_vtt += os.linesep + os.linesep
# Append file name to source text too
source_text = source.get_full_name() + ":" + os.linesep + source_text
source_vtt = source.get_full_name() + ":" + os.linesep + source_vtt
# Add to result
download.extend(source_download)
text += source_text
vtt += source_vtt
if (len(sources) > 1):
# Zip files support at least 260 characters, but we'll play it safe and use 200
zipFilePrefix = slugify(source_prefix + source.get_short_name(max_length=200), allow_unicode=True)
# File names in ZIP file can be longer
for source_download_file in source_download:
# Get file postfix (after last -)
filePostfix = os.path.basename(source_download_file).split("-")[-1]
zip_file_name = zipFilePrefix + "-" + filePostfix
zip_file_lookup[source_download_file] = zip_file_name
# Create zip file from all sources
if len(sources) > 1:
downloadAllPath = os.path.join(downloadDirectory, "All_Output-" + datetime.now().strftime("%Y%m%d-%H%M%S") + ".zip")
with zipfile.ZipFile(downloadAllPath, 'w', zipfile.ZIP_DEFLATED) as zip:
for download_file in download:
# Get file name from lookup
zip_file_name = zip_file_lookup.get(download_file, os.path.basename(download_file))
zip.write(download_file, arcname=zip_file_name)
download.insert(0, downloadAllPath)
return download, text, vtt
finally:
# Cleanup source
if self.deleteUploadedFiles:
for source in sources:
print("Deleting source file " + source.source_path)
try:
os.remove(source.source_path)
except Exception as e:
# Ignore error - it's just a cleanup
print("Error deleting source file " + source.source_path + ": " + str(e))
except ExceededMaximumDuration as e:
return [], ("[ERROR]: Maximum remote video length is " + str(e.maxDuration) + "s, file was " + str(e.videoDuration) + "s"), "[ERROR]"
def transcribe_file(self, model: AbstractWhisperContainer, audio_path: str, language: str, task: str = None,
vadOptions: VadOptions = VadOptions(),
progressListener: ProgressListener = None, **decodeOptions: dict):
initial_prompt = decodeOptions.pop('initial_prompt', None)
if progressListener is None:
# Default progress listener
progressListener = ProgressListener()
if ('task' in decodeOptions):
task = decodeOptions.pop('task')
initial_prompt_mode = vadOptions.vadInitialPromptMode
# Set default initial prompt mode
if (initial_prompt_mode is None):
initial_prompt_mode = VadInitialPromptMode.PREPREND_FIRST_SEGMENT
if (initial_prompt_mode == VadInitialPromptMode.PREPEND_ALL_SEGMENTS or
initial_prompt_mode == VadInitialPromptMode.PREPREND_FIRST_SEGMENT):
# Prepend initial prompt
prompt_strategy = PrependPromptStrategy(initial_prompt, initial_prompt_mode)
elif (vadOptions.vadInitialPromptMode == VadInitialPromptMode.JSON_PROMPT_MODE):
# Use a JSON format to specify the prompt for each segment
prompt_strategy = JsonPromptStrategy(initial_prompt)
else:
raise ValueError("Invalid vadInitialPromptMode: " + initial_prompt_mode)
# Callable for processing an audio file
whisperCallable = model.create_callback(language, task, prompt_strategy=prompt_strategy, **decodeOptions)
# The results
if (vadOptions.vad == 'silero-vad'):
# Silero VAD where non-speech gaps are transcribed
process_gaps = self._create_silero_config(NonSpeechStrategy.CREATE_SEGMENT, vadOptions)
result = self.process_vad(audio_path, whisperCallable, self.vad_model, process_gaps, progressListener=progressListener)
elif (vadOptions.vad == 'silero-vad-skip-gaps'):
# Silero VAD where non-speech gaps are simply ignored
skip_gaps = self._create_silero_config(NonSpeechStrategy.SKIP, vadOptions)
result = self.process_vad(audio_path, whisperCallable, self.vad_model, skip_gaps, progressListener=progressListener)
elif (vadOptions.vad == 'silero-vad-expand-into-gaps'):
# Use Silero VAD where speech-segments are expanded into non-speech gaps
expand_gaps = self._create_silero_config(NonSpeechStrategy.EXPAND_SEGMENT, vadOptions)
result = self.process_vad(audio_path, whisperCallable, self.vad_model, expand_gaps, progressListener=progressListener)
elif (vadOptions.vad == 'periodic-vad'):
# Very simple VAD - mark every 5 minutes as speech. This makes it less likely that Whisper enters an infinite loop, but
# it may create a break in the middle of a sentence, causing some artifacts.
periodic_vad = VadPeriodicTranscription()
period_config = PeriodicTranscriptionConfig(periodic_duration=vadOptions.vadMaxMergeSize, max_prompt_window=vadOptions.vadPromptWindow)
result = self.process_vad(audio_path, whisperCallable, periodic_vad, period_config, progressListener=progressListener)
else:
if (self._has_parallel_devices()):
# Use a simple period transcription instead, as we need to use the parallel context
periodic_vad = VadPeriodicTranscription()
period_config = PeriodicTranscriptionConfig(periodic_duration=math.inf, max_prompt_window=1)
result = self.process_vad(audio_path, whisperCallable, periodic_vad, period_config, progressListener=progressListener)
else:
# Default VAD
result = whisperCallable.invoke(audio_path, 0, None, None, progress_listener=progressListener)
# Diarization
result = self._handle_diarization(audio_path, result)
return result
def _handle_diarization(self, audio_path: str, input: dict):
if self.diarization and self.diarization_kwargs:
print("Diarizing ", audio_path)
diarization_result = list(self.diarization.run(audio_path, **self.diarization_kwargs))
# Print result
print("Diarization result: ")
for entry in diarization_result:
print(f" start={entry.start:.1f}s stop={entry.end:.1f}s speaker_{entry.speaker}")
# Add speakers to result
input = self.diarization.mark_speakers(diarization_result, input)
return input
def _create_progress_listener(self, progress: gr.Progress):
if (progress is None):
# Dummy progress listener
return ProgressListener()
class ForwardingProgressListener(ProgressListener):
def __init__(self, progress: gr.Progress):
self.progress = progress
def on_progress(self, current: Union[int, float], total: Union[int, float]):
# From 0 to 1
self.progress(current / total)
def on_finished(self):
self.progress(1)
return ForwardingProgressListener(progress)
def process_vad(self, audio_path, whisperCallable, vadModel: AbstractTranscription, vadConfig: TranscriptionConfig,
progressListener: ProgressListener = None):
if (not self._has_parallel_devices()):
# No parallel devices, so just run the VAD and Whisper in sequence
return vadModel.transcribe(audio_path, whisperCallable, vadConfig, progressListener=progressListener)
gpu_devices = self.parallel_device_list
if (gpu_devices is None or len(gpu_devices) == 0):
# No GPU devices specified, pass the current environment variable to the first GPU process. This may be NULL.
gpu_devices = [os.environ.get("CUDA_VISIBLE_DEVICES", None)]
# Create parallel context if needed
if (self.gpu_parallel_context is None):
# Create a context wih processes and automatically clear the pool after 1 hour of inactivity
self.gpu_parallel_context = ParallelContext(num_processes=len(gpu_devices), auto_cleanup_timeout_seconds=self.vad_process_timeout)
# We also need a CPU context for the VAD
if (self.cpu_parallel_context is None):
self.cpu_parallel_context = ParallelContext(num_processes=self.vad_cpu_cores, auto_cleanup_timeout_seconds=self.vad_process_timeout)
parallel_vad = ParallelTranscription()
return parallel_vad.transcribe_parallel(transcription=vadModel, audio=audio_path, whisperCallable=whisperCallable,
config=vadConfig, cpu_device_count=self.vad_cpu_cores, gpu_devices=gpu_devices,
cpu_parallel_context=self.cpu_parallel_context, gpu_parallel_context=self.gpu_parallel_context,
progress_listener=progressListener)
def _has_parallel_devices(self):
return (self.parallel_device_list is not None and len(self.parallel_device_list) > 0) or self.vad_cpu_cores > 1
def _concat_prompt(self, prompt1, prompt2):
if (prompt1 is None):
return prompt2
elif (prompt2 is None):
return prompt1
else:
return prompt1 + " " + prompt2
def _create_silero_config(self, non_speech_strategy: NonSpeechStrategy, vadOptions: VadOptions):
# Use Silero VAD
if (self.vad_model is None):
self.vad_model = VadSileroTranscription()
config = TranscriptionConfig(non_speech_strategy = non_speech_strategy,
max_silent_period=vadOptions.vadMergeWindow, max_merge_size=vadOptions.vadMaxMergeSize,
segment_padding_left=vadOptions.vadPadding, segment_padding_right=vadOptions.vadPadding,
max_prompt_window=vadOptions.vadPromptWindow)
return config
def write_result(self, result: dict, source_name: str, output_dir: str, highlight_words: bool = False):
if not os.path.exists(output_dir):
os.makedirs(output_dir)
text = result["text"]
clean_text = clean_string(text, garbage_list)
language = result["language"] if "language" in result else None
languageMaxLineWidth = self.__get_max_line_width(language)
print("Max line width " + str(languageMaxLineWidth))
vtt = self.__get_subs(result["segments"], "vtt", languageMaxLineWidth, highlight_words=highlight_words)
srt = self.__get_subs(result["segments"], "srt", languageMaxLineWidth, highlight_words=highlight_words)
json_result = json.dumps(result, indent=4, ensure_ascii=False)
output_files = []
output_files.append(self.__create_file(srt, output_dir, source_name + "-subs.srt"))
output_files.append(self.__create_file(vtt, output_dir, source_name + "-subs.vtt"))
output_files.append(self.__create_file(clean_text, output_dir, source_name + "-transcript.txt")) # Use clean_text here
output_files.append(self.__create_file(json_result, output_dir, source_name + "-result.json"))
return output_files, clean_text, vtt
def clear_cache(self):
self.model_cache.clear()
self.vad_model = None
def __get_source(self, urlData, multipleFiles):
return get_audio_source_collection(urlData, multipleFiles, self.inputAudioMaxDuration)
def __get_max_line_width(self, language: str) -> int:
if (language and language.lower() in ["japanese", "ja", "chinese", "zh"]):
# Chinese characters and kana are wider, so limit line length to 40 characters
return 40
else:
# TODO: Add more languages
# 80 latin characters should fit on a 1080p/720p screen
return 80
def __get_subs(self, segments: Iterator[dict], format: str, maxLineWidth: int, highlight_words: bool = False) -> str:
segmentStream = StringIO()
if format == 'vtt':
write_vtt(segments, file=segmentStream, maxLineWidth=maxLineWidth, highlight_words=highlight_words)
elif format == 'srt':
write_srt(segments, file=segmentStream, maxLineWidth=maxLineWidth, highlight_words=highlight_words)
else:
raise Exception("Unknown format " + format)
segmentStream.seek(0)
return segmentStream.read()
def __create_file(self, text: str, directory: str, fileName: str) -> str:
# Write the text to a file
with open(os.path.join(directory, fileName), 'w+', encoding="utf-8") as file:
file.write(text)
return file.name
def close(self):
print("Closing parallel contexts")
self.clear_cache()
if (self.gpu_parallel_context is not None):
self.gpu_parallel_context.close()
if (self.cpu_parallel_context is not None):
self.cpu_parallel_context.close()
# Cleanup diarization
if (self.diarization is not None):
self.diarization.cleanup()
self.diarization = None
def create_ui(app_config: ApplicationConfig):
ui = WhisperTranscriber(app_config.input_audio_max_duration, app_config.vad_process_timeout, app_config.vad_cpu_cores,
app_config.delete_uploaded_files, app_config.output_dir, app_config)
# Specify a list of devices to use for parallel processing
ui.set_parallel_devices(app_config.vad_parallel_devices)
ui.set_auto_parallel(app_config.auto_parallel)
is_whisper = False
if app_config.whisper_implementation == "whisper":
implementation_name = "whisper4jav"
is_whisper = True
elif app_config.whisper_implementation in ["faster-whisper", "faster_whisper"]:
implementation_name = "faster whisper4jav"
else:
# Try to convert from camel-case to title-case
implementation_name = app_config.whisper_implementation.title().replace("_", " ").replace("-", " ")
ui_title = "whisper4jav"
ui_description = implementation_name + " is forked copy of whisper webgui with a supression list of common, unnessary transcriptions"
if app_config.input_audio_max_duration > 0:
ui_description += " ( Max audio file length: " + str(app_config.input_audio_max_duration) + "s )"
whisper_models = app_config.get_model_names()
# gr.Dropdown(choices=["whisper", "faster-whisper"], label="Whisper Engine", value=app_config.whisper_implementation),
common_inputs = lambda : [
gr.Dropdown(choices=whisper_models, value=app_config.default_model_name, label="Model"),
gr.Dropdown(choices=sorted(get_language_names()), label="Language", value=app_config.language),
gr.Markdown("For files greater than 10 min, use [Google Colab](https://huggingface.co/spaces/s-tier-plots/whisper4jav/blob/main/docs/colab.md) and connect Drive."),
gr.Text(label="Google Drive (/content/drive/MyDrive/...) or URL (YouTube)"),
gr.File(label="Upload Files (< 10 min)", file_count="multiple"),
gr.Dropdown(choices=["transcribe", "translate"], label="Task", value=app_config.task),
]
common_vad_inputs = lambda : [
gr.Markdown("For longer audio files (>10 minutes) it is recommended that you select Silero VAD (Voice Activity Detector)"),
gr.Dropdown(choices=["none", "silero-vad", "silero-vad-skip-gaps", "silero-vad-expand-into-gaps", "periodic-vad"], value=app_config.default_vad, label="VAD"),
gr.Number(label="VAD - Merge Window (s)", precision=0, value=app_config.vad_merge_window),
gr.Number(label="VAD - Max Merge Size (s)", precision=0, value=app_config.vad_max_merge_size),
]
common_word_timestamps_inputs = lambda : [
gr.Checkbox(label="Word Timestamps", value=app_config.word_timestamps),
gr.Checkbox(label="Word Timestamps - Highlight Words", value=app_config.highlight_words),
]
has_diarization_libs = Diarization.has_libraries()
if not has_diarization_libs:
print("Diarization libraries not found - disabling diarization")
app_config.diarization = False
common_diarization_inputs = lambda : [
gr.Checkbox(label="Diarization", value=app_config.diarization, interactive=has_diarization_libs),
gr.Number(label="Diarization - Speakers", precision=0, value=app_config.diarization_speakers, interactive=has_diarization_libs)
]
is_queue_mode = app_config.queue_concurrency_count is not None and app_config.queue_concurrency_count > 0
simple_transcribe = gr.Interface(fn=ui.transcribe_webui_simple_progress if is_queue_mode else ui.transcribe_webui_simple,
description=ui_description, inputs=[
*common_inputs(),
*common_vad_inputs(),
*common_word_timestamps_inputs(),
*common_diarization_inputs(),
], outputs=[
gr.File(label="Download"),
gr.Text(label="Transcription"),
gr.Text(label="Segments")
])
full_description = ui_description + "\n\n\n\n" + "Be careful when changing some of the options in the full interface - this can cause the model to crash."
full_transcribe = gr.Interface(fn=ui.transcribe_webui_full_progress if is_queue_mode else ui.transcribe_webui_full,
description=full_description, inputs=[
*common_inputs(),
*common_vad_inputs(),
gr.Number(label="VAD - Padding (s)", precision=None, value=app_config.vad_padding),
gr.Number(label="VAD - Prompt Window (s)", precision=None, value=app_config.vad_prompt_window),
gr.Dropdown(choices=VAD_INITIAL_PROMPT_MODE_VALUES, label="VAD - Initial Prompt Mode"),
*common_word_timestamps_inputs(),
gr.Text(label="Word Timestamps - Prepend Punctuations", value=app_config.prepend_punctuations),
gr.Text(label="Word Timestamps - Append Punctuations", value=app_config.append_punctuations),
gr.TextArea(label="Initial Prompt"),
gr.Number(label="Temperature", value=app_config.temperature),
gr.Number(label="Best Of - Non-zero temperature", value=app_config.best_of, precision=0),
gr.Number(label="Beam Size - Zero temperature", value=app_config.beam_size, precision=0),
gr.Number(label="Patience - Zero temperature", value=app_config.patience),
gr.Number(label="Length Penalty - Any temperature", value=app_config.length_penalty),
gr.Text(label="Suppress Tokens - Comma-separated list of token IDs", value=app_config.suppress_tokens),
gr.Checkbox(label="Condition on previous text", value=app_config.condition_on_previous_text),
gr.Checkbox(label="FP16", value=app_config.fp16),
gr.Number(label="Temperature increment on fallback", value=app_config.temperature_increment_on_fallback),
gr.Number(label="Compression ratio threshold", value=app_config.compression_ratio_threshold),
gr.Number(label="Logprob threshold", value=app_config.logprob_threshold),
gr.Number(label="No speech threshold", value=app_config.no_speech_threshold),
*common_diarization_inputs(),
gr.Number(label="Diarization - Min Speakers", precision=0, value=app_config.diarization_min_speakers, interactive=has_diarization_libs),
gr.Number(label="Diarization - Max Speakers", precision=0, value=app_config.diarization_max_speakers, interactive=has_diarization_libs),
], outputs=[
gr.File(label="Download"),
gr.Text(label="Transcription"),
gr.Text(label="Segments")
])
perform_extra_interface = gr.Interface(fn=ui.perform_extra,
description="Perform additional processing on a given JSON or SRT file", inputs=[
gr.Dropdown(choices=sorted(get_language_names()), label="Language", value=app_config.language),
gr.Text(label="URL (YouTube, etc.)"),
gr.File(label="Upload Audio File", file_count="single"),
gr.File(label="Upload JSON/SRT File", file_count="single"),
gr.Checkbox(label="Word Timestamps - Highlight Words", value=app_config.highlight_words),
*common_diarization_inputs(),
gr.Number(label="Diarization - Min Speakers", precision=0, value=app_config.diarization_min_speakers, interactive=has_diarization_libs),
gr.Number(label="Diarization - Max Speakers", precision=0, value=app_config.diarization_max_speakers, interactive=has_diarization_libs),
], outputs=[
gr.File(label="Download"),
gr.Text(label="Transcription"),
gr.Text(label="Segments")
])
demo = gr.TabbedInterface([simple_transcribe, full_transcribe], tab_names=["Simple", "Full"])
# Queue up the demo
if is_queue_mode:
demo.queue(concurrency_count=app_config.queue_concurrency_count)
print("Queue mode enabled (concurrency count: " + str(app_config.queue_concurrency_count) + ")")
else:
print("Queue mode disabled - progress bars will not be shown.")
demo.launch(share=app_config.share, server_name=app_config.server_name, server_port=app_config.server_port)
# Clean up
ui.close()
if __name__ == '__main__':
default_app_config = ApplicationConfig.create_default()
whisper_models = default_app_config.get_model_names()
# Environment variable overrides
default_whisper_implementation = os.environ.get("WHISPER_IMPLEMENTATION", default_app_config.whisper_implementation)
parser = argparse.ArgumentParser(formatter_class=argparse.ArgumentDefaultsHelpFormatter)
parser.add_argument("--input_audio_max_duration", type=int, default=default_app_config.input_audio_max_duration, \
help="Maximum audio file length in seconds, or -1 for no limit.") # 600
parser.add_argument("--share", type=bool, default=default_app_config.share, \
help="True to share the app on HuggingFace.") # False
parser.add_argument("--server_name", type=str, default=default_app_config.server_name, \
help="The host or IP to bind to. If None, bind to localhost.") # None
parser.add_argument("--server_port", type=int, default=default_app_config.server_port, \
help="The port to bind to.") # 7860
parser.add_argument("--queue_concurrency_count", type=int, default=default_app_config.queue_concurrency_count, \
help="The number of concurrent requests to process.") # 1
parser.add_argument("--default_model_name", type=str, choices=whisper_models, default=default_app_config.default_model_name, \
help="The default model name.") # medium
parser.add_argument("--default_vad", type=str, default=default_app_config.default_vad, \
help="The default VAD.") # silero-vad
parser.add_argument("--vad_initial_prompt_mode", type=str, default=default_app_config.vad_initial_prompt_mode, choices=VAD_INITIAL_PROMPT_MODE_VALUES, \
help="Whether or not to prepend the initial prompt to each VAD segment (prepend_all_segments), or just the first segment (prepend_first_segment)") # prepend_first_segment
parser.add_argument("--vad_parallel_devices", type=str, default=default_app_config.vad_parallel_devices, \
help="A commma delimited list of CUDA devices to use for parallel processing. If None, disable parallel processing.") # ""
parser.add_argument("--vad_cpu_cores", type=int, default=default_app_config.vad_cpu_cores, \
help="The number of CPU cores to use for VAD pre-processing.") # 1
parser.add_argument("--vad_process_timeout", type=float, default=default_app_config.vad_process_timeout, \
help="The number of seconds before inactivate processes are terminated. Use 0 to close processes immediately, or None for no timeout.") # 1800
parser.add_argument("--auto_parallel", type=bool, default=default_app_config.auto_parallel, \
help="True to use all available GPUs and CPU cores for processing. Use vad_cpu_cores/vad_parallel_devices to specify the number of CPU cores/GPUs to use.") # False
parser.add_argument("--output_dir", "-o", type=str, default=default_app_config.output_dir, \
help="directory to save the outputs")
parser.add_argument("--whisper_implementation", type=str, default=default_whisper_implementation, choices=["whisper", "faster-whisper"],\
help="the Whisper implementation to use")
parser.add_argument("--compute_type", type=str, default=default_app_config.compute_type, choices=["default", "auto", "int8", "int8_float16", "int16", "float16", "float32"], \
help="the compute type to use for inference")
parser.add_argument("--threads", type=optional_int, default=0,
help="number of threads used by torch for CPU inference; supercedes MKL_NUM_THREADS/OMP_NUM_THREADS")
parser.add_argument('--auth_token', type=str, default=default_app_config.auth_token, help='HuggingFace API Token (optional)')
parser.add_argument("--diarization", type=str2bool, default=default_app_config.diarization, \
help="whether to perform speaker diarization")
parser.add_argument("--diarization_num_speakers", type=int, default=default_app_config.diarization_speakers, help="Number of speakers")
parser.add_argument("--diarization_min_speakers", type=int, default=default_app_config.diarization_min_speakers, help="Minimum number of speakers")
parser.add_argument("--diarization_max_speakers", type=int, default=default_app_config.diarization_max_speakers, help="Maximum number of speakers")
parser.add_argument("--diarization_process_timeout", type=int, default=default_app_config.diarization_process_timeout, \
help="Number of seconds before inactivate diarization processes are terminated. Use 0 to close processes immediately, or None for no timeout.")
args = parser.parse_args().__dict__
updated_config = default_app_config.update(**args)
if (threads := args.pop("threads")) > 0:
torch.set_num_threads(threads)
print("Using whisper implementation: " + updated_config.whisper_implementation)
create_ui(app_config=updated_config) |